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Installation on a trend system, Sensors, Digital inputs – TREND NX Variable Speed Drives User Manual

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Installation on a Trend System

Sensors

Sensor

Label ($)

Units (%)

Description

1

O-P Motor Speed

rpm

Operating motor speed

2

O-P Power kW

kW

Operating power to motor

3

O-P Frequency

Hz

Operating frequency to motor

4

O-P Current

Amps

Operating current to motor

5

Motor Torque

%

Percentage of rated drive torque

6

O-P Supply Voltage

VAC

Operating voltage to motor

7

Unit Internl Tmp

degC

Internal drive temperature

8

Min Frequency

Hz

Minimum frequency setting defines minimum
speed

9

Max Frequency

Hz

Maximum frequency setting defines maximum
speed

10

Preset Freq 1

Hz

Preset frequency (speed) 1, see I8

11

Preset Freq 2

Hz

Preset frequency (speed) 2, see I9

12

Nominal Current

Amps

Current rating of motor

13

Nominal Power

kW

Power rating of motor

14

Nominal Voltage

Volt

Voltage rating of motor

15

Nominal Speed

rpm

Speed rating of motor

16

O-P Power %

%

Operating power, percentage of drive power
rating

17

Active Fault

Code

A code defining an active fault condition

18

MWh Total Cntr

MWh

Cumulative MWh to motor (non-resettable)

19

MWh Trip Cntr

MWh

Cumulative MWh to motor (resettable via keypad)

20

Hours Run

Hrs

Number of hours drive has been powered

Digital Inputs

Digital
Input

Label ($)

Required
State (R)

Description

1

Motor Status

O

I= motor on, O= motor off

2

Motor Available

O

I=motor connected and not in fault O=not
available

3

Fault status

O

I=fault present, motor stopped

4

Warning Status

O

I=fault present programmed to generate
warning only, motor continues to run

5

DI1

O

I=Status of external digital input 1. Input
function can be programmed

6

DI2

O

I=Status of external digital input 2. Input
function can be programmed

7

DI3

O

I=Status of external digital input 3. Input
function can be programmed

8

Preset 1 Select

O

I=Preset frequency 1 (S10) has been
selected

9

Preset 2 Select

O

I=Preset frequency 2 (S11) has been selected

10

Fault Reset IP

O

I=Fault reset input is I, resetting the fault
condition

NX Variable Speed Drives Installation Manual TG200434 Issue 3/A 04/07/2006

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